Borderou de evaluare (job #622854)

Compilare: main.cpp: In function 'int main()': main.cpp:114:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 114 | for (int i=0; i<stanga.size(); i++) | ~^~~~~~~~~~~~~~ main.cpp:116:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 116 | for (int i=0; i<dreapta.size(); i++) | ~^~~~~~~~~~~~~~~ main.cpp:118:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 118 | for (int i=0; i<stanga.size(); i++) | ~^~~~~~~~~~~~~~ main.cpp:119:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'unsigned int'} [-Wsign-compare] 119 | for (int j=0; j<dreapta.size(); j++) | ~^~~~~~~~~~~~~~~ main.cpp:88:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 88 | freopen ("monede.in", "r", stdin); | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:89:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result] 89 | freopen ("monede.out", "w", stdout); | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:91:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 91 | scanf ("%d", &n); | ~~~~~~^~~~~~~~~~ main.cpp:92:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 92 | scanf ("%d", &m); | ~~~~~~^~~~~~~~~~ main.cpp:96:15: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result] 96 | scanf ("%d", &a[i][j]); | ~~~~~~^~~~~~~~~~~~~~~~